Not enough days in 1921 season to compile WAA record.
The line graph below shows daily WAA and Batting Average for reference. Fluctuation in batting average decreases as a season progresses. BA for pitchers is batting average against.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 19210515 | -015- | -1.31 | CHN |
| 19210529 | -006- | -2.36 | CHN |
| 19210612 | -002- | -3.23 | CHN |
| 19210626 | -002- | -4.14 | CHN |
| 19210710 | -002- | -4.84 | CHN |
| 19210724 | -002- | -5.02 | CHN |
| 19210807 | -002- | -5.03 | CHN |
| 19210821 | -002- | -5.01 | CHN |
| 19210904 | -005- | -4.95 | CHN |
| 19210918 | -005- | -4.92 | CHN |
| 19211002 | -003- | -4.97 | CHN |
Hippo Vaughn Post Season Games
| Rank | WAA | IP | ERA | Gs | Gr | Tm |
|---|---|---|---|---|---|---|
| +116+ | 1.64 | 27 | 1 | 3 | 0 | CHN |
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